The role of Group Health Cooperative in the development of Washington State's basic health plan.
Davis
A
A
Group Health Cooperative of Puget Sound, Seattle, WA 98121.
D003284:Contract Services; D006279:Health Maintenance Organizations / Q000458:organization & administration*; D006801:Humans; D007348:Insurance, Health; D007373:Interinstitutional Relations; D008389:Marketing of Health Services; D014861:Washington